Sumner Real Estate
Sumner is located in Illinois. Sumner, Illinois has a population of 3,183. Sumner is less family-centric than the surrounding county with 12.93% of the households containing married families with children. The county average for households married with children is 28.43%.
The median household income in Sumner, Illinois is $30,500. The median household income for the surrounding county is $39,569 compared to the national median of $53,482. The median age of people living in Sumner is 33.8 years.
The average high temperature in July is 88.3 degrees, with an average low temperature in January of 22.6 degrees. The average rainfall is approximately 45.1 inches per year, with 15.7 inches of snow per year.